a native american . some of churchill ' s pieces may in ##fr ##inge copyright ##s . for example , his 1981 ser ##ig ##raph winter attack was , according to churchill and others , based on a 1972 drawing by the artist thomas e . mail ##s churchill printed 150 copies of winter attack and sold at least one of them . other copies are available online for purchase . churchill says that , when he produced winter attack , he publicly acknowledged that it was based on mail ##s ' work . the online journal art ##net mentions churchill ' s artwork and the controversy surrounding its original ##ity . " exit through the kw ##ik @ - @ e @ - @ mart " is
a native american. some of churchill's pieces may infringe copyrights. for example, his 1981 serigraph winter attack was, according to churchill and others, based on a 1972 drawing by the artist thomas e. mails churchill printed 150 copies of winter attack and sold at least one of them. other copies are available online for purchase. churchill says that, when he produced winter attack, he publicly acknowledged that it was based on mails'work. the online journal artnet mentions churchill's artwork and the controversy surrounding its originality. " exit through the kwik @ - @ e @ - @ mart " is